Junichi Harasawa

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Ota-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Color sheet having light-shielding property
- Patent number 7,137,713
- Issue date Nov 21, 2006
- Achilles Corporation
- Junichi Harasawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Color sheet having light-shielding property
- Publication number 20040190143
- Publication date Sep 30, 2004
- Achilles Corporation
- Junichi Harasawa
- G02 - OPTICS